Jerkin' or Jerk is a street dance originating from and popularized by the Inland Empire -based groups New Boyz and Audio Push, and has origins in the Inland Empire and Los Angeles. Since 2009, jerkin' gained fans along the West Coast and, as of 2009, was gaining popularity in the East Coast.
A jerkin is a man's short close-fitting jacket, made usually of light-coloured leather, and often without sleeves, worn over the doublet in the sixteenth and seventeenth centuries. The term is also applied to a similar sleeveless garment worn by the British Army in the 20th century.
Rodney Roy Jerkins (born July 29, 1977), also known by his stage name Darkchild, is an American record producer, rapper, and songwriter. He has collaborated with a broad range of popular artists, including Brandy, Mary J. Blige, Janet Jackson, Whitney Houston, Michael Jackson, Destiny's Child, Monica, Beyoncé, Jennifer Lopez, Toni Braxton, Britney Spears, Ludacris, Ciara, Lady Gaga, Baekhyun, and Justin Bieber.